
Overview
Dr. John is a board-certified gastroenterologist.
Dr. John is highly rated in 10 conditions, according to our data. His clinical expertise encompasses Benign Esophageal Stricture, Lower Esophageal Ring, Gastrointestinal Bleeding, Gastrectomy, and Endoscopy.
He is actively involved in clinical research, co-authoring 22 peer reviewed articles. Dr. John is currently accepting new patients.
Specialties
Licenses
Fellowships
Hospital Affiliations
Languages Spoken
Gender
Insurance
Accepted insurance can change. Please verify directly with the provider.
Accepted insurance plans:
- EPO
- HMO
- POS
- PPO
- EPO
- HMO
- POS
- PPO
- EPO
- HMO
- POS
- PPO
- HMO
- POS
- PPO
- EPO
- HMO
- PPO
- HMO
- EPO
- HMO
- POS
- PPO
- INSURANCE PLAN
- MEDICARE MAPD
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- OTHER COMMERCIAL
- OTHER MEDICARE
- OTHER MEDICARE PART D
- PPO
- POS
- PPO
- EPO
- POS
- HMO
- INDEMNITY
- POS
- PPO
- OTHER MEDICAID
- STATE MEDICAID
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- MEDICARE-MEDICAID PLAN
- OTHER MEDICARE PART D
- INSURANCE PLAN
- MEDICARE MAPD
- OTHER COMMERCIAL
- PPO
- OTHER COMMERCIAL
- PPO
- EPO
- HMO
- POS
- PPO
- MEDICARE DISCOUNT CARD
- MEDICARE PDP
- OTHER MEDICARE
- EPO
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- MEDICARE-MEDICAID PLAN
- OTHER MEDICARE
- OTHER MEDICARE PART D
Locations
6160 South Yale Avenue, First Floor, Tulsa, OK 74136
Additional Areas of Focus
Dr. John has provided the following conditions as areas of focus. Please note that we may not have enough data to validate their experience in some of these conditions.
Clinical Research
Clinical research consists of overseeing clinical studies of patients undergoing new treatments and therapies, and publishing articles in peer reviewed medical journals. Providers who actively participate in clinical research are generally at the forefront of the fields and aware of the most up-to-date advances in treatments for their patients.
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Mark Nightengale is a Gastroenterologist practicing medicine in Tulsa, Oklahoma. Dr. Nightengale is highly rated in 28 conditions, according to our data. His clinical expertise encompasses Lower Esophageal Ring, Benign Esophageal Stricture, Familial Adenomatous Polyposis, Gastrectomy, and Colonoscopy. Dr. Nightengale is currently accepting new patients.
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Hamid Sima is a Gastroenterologist practicing medicine in Tulsa, Oklahoma. Dr. Sima is highly rated in 14 conditions, according to our data. His clinical expertise encompasses Visceromegaly, Hepatitis, Nonalcoholic Steatohepatitis (NASH), and Cirrhosis. Dr. Sima is currently accepting new patients.
Adult Gastroenterology Associates: Tulsa
Matt Blankenship is a Gastroenterologist practicing medicine in Tulsa, Oklahoma. Dr. Blankenship is highly rated in 34 conditions, according to our data. His clinical expertise encompasses Familial Adenomatous Polyposis, Painful Swallowing, Swallowing Difficulty, Endoscopy, and Gastrectomy. Dr. Blankenship is currently accepting new patients.
Frequently Asked Questions about Dr. Febin John
How do I make an appointment with Dr. Febin John?
You can book an appointment with Dr. Febin John by calling their office at 918-497-3300. MediFind provides direct contact information so you can schedule visits, second opinions, or consultations without navigating third-party calendars.
Is Dr. Febin John a top-rated expert for Benign Esophageal Stricture?
MediFind is an objective health platform that identifies experts based on real-world data. Dr. Febin John is classified as an Advanced expert for Benign Esophageal Stricture, meaning they are among the top experts in the country for this condition. This ranking is based on their volume of patients, published research, and peer connections.
What conditions does Dr. Febin John specialize in?
While Dr. Febin John is a Gastroenterology, they have specific expertise in Benign Esophageal Stricture, Lower Esophageal Ring, and Gastrointestinal Bleeding. MediFind analyzes a doctor's articles and referral patterns to identify their specific areas of focus within Gastroenterology.
Does Dr. Febin John participate in research or clinical trials?
Yes. Dr. Febin John has published 22 articles and abstracts on conditions like Benign Esophageal Stricture. You can view a list of Dr. Febin John's latest peer-reviewed publications and clinical trial participation on their profile to see if they are active in new treatments.
Does Dr. Febin John accept my insurance?
Dr. Febin John accepts most major insurance plans, including Aetna and Anthem BCBS. We recommend calling the office directly at 918-497-3300 to verify that your specific plan is currently accepted before your visit.
Areas of Expertise
MediFind evaluates expertise by pulling from factors such as number of articles a doctor has published in medical journals, participation in clinical trials, speaking at industry conferences, prescribing and referral patterns, and strength of connections with other experts in their field.
Learn more about MediFind’s expert tiers
- Advanced
- Angiodysplasia of the ColonDr. John isAdvanced. Learn about Angiodysplasia of the Colon.
- Benign Esophageal StrictureDr. John isAdvanced. Learn about Benign Esophageal Stricture.
- Familial Adenomatous Polyposis
- Gardner SyndromeDr. John isAdvanced. Learn about Gardner Syndrome.
- Gastrointestinal BleedingDr. John isAdvanced. Learn about Gastrointestinal Bleeding.
- JaundiceDr. John isAdvanced. Learn about Jaundice.
- Lower Esophageal RingDr. John isAdvanced. Learn about Lower Esophageal Ring.
- Painful SwallowingDr. John isAdvanced. Learn about Painful Swallowing.
- Swallowing DifficultyDr. John isAdvanced. Learn about Swallowing Difficulty.
- Turcot SyndromeDr. John isAdvanced. Learn about Turcot Syndrome.
- Experienced
- AchalasiaDr. John isExperienced. Learn about Achalasia.
- Acute PancreatitisDr. John isExperienced. Learn about Acute Pancreatitis.
- Alcoholic CirrhosisDr. John isExperienced. Learn about Alcoholic Cirrhosis.
- Ampullary CancerDr. John isExperienced. Learn about Ampullary Cancer.
- AnemiaDr. John isExperienced. Learn about Anemia.
- AscitesDr. John isExperienced. Learn about Ascites.
- Barrett EsophagusDr. John isExperienced. Learn about Barrett Esophagus.
- Bile Duct ObstructionDr. John isExperienced. Learn about Bile Duct Obstruction.
- Bile Duct StrictureDr. John isExperienced. Learn about Bile Duct Stricture.
- Budd-Chiari SyndromeDr. John isExperienced. Learn about Budd-Chiari Syndrome.
- Campylobacter InfectionDr. John isExperienced. Learn about Campylobacter Infection.
- Celiac DiseaseDr. John isExperienced. Learn about Celiac Disease.
- Childhood PancreatitisDr. John isExperienced. Learn about Childhood Pancreatitis.
- Childhood VolvulusDr. John isExperienced. Learn about Childhood Volvulus.
- CholangitisDr. John isExperienced. Learn about Cholangitis.
- CholedocholithiasisDr. John isExperienced. Learn about Choledocholithiasis.
- CholestasisDr. John isExperienced. Learn about Cholestasis.
- Chronic Erosive GastritisDr. John isExperienced. Learn about Chronic Erosive Gastritis.
- CirrhosisDr. John isExperienced. Learn about Cirrhosis.
- ColitisDr. John isExperienced. Learn about Colitis.
- Colonic MalakoplakiaDr. John isExperienced. Learn about Colonic Malakoplakia.
- ColonoscopyDr. John isExperienced. Learn about Colonoscopy.
- Colorectal CancerDr. John isExperienced. Learn about Colorectal Cancer.
- Congenital Diaphragmatic HerniaDr. John isExperienced. Learn about Congenital Diaphragmatic Hernia.
- Crohn's DiseaseDr. John isExperienced. Learn about Crohn's Disease.
- DiarrheaDr. John isExperienced. Learn about Diarrhea.
- Diverticular DiseaseDr. John isExperienced. Learn about Diverticular Disease.
- Dubin-Johnson SyndromeDr. John isExperienced. Learn about Dubin-Johnson Syndrome.
- EndoscopyDr. John isExperienced. Learn about Endoscopy.
- Enlarged LiverDr. John isExperienced. Learn about Enlarged Liver.
- Esophageal VaricesDr. John isExperienced. Learn about Esophageal Varices.
- EsophagitisDr. John isExperienced. Learn about Esophagitis.
- Gallbladder DiseaseDr. John isExperienced. Learn about Gallbladder Disease.
- Gallbladder RemovalDr. John isExperienced. Learn about Gallbladder Removal.
- GallstonesDr. John isExperienced. Learn about Gallstones.
- Gas Bloat SyndromeDr. John isExperienced. Learn about Gas Bloat Syndrome.
- GastrectomyDr. John isExperienced. Learn about Gastrectomy.
- Gastric DysmotilityDr. John isExperienced. Learn about Gastric Dysmotility.
- Gastric LymphomaDr. John isExperienced. Learn about Gastric Lymphoma.
- GastritisDr. John isExperienced. Learn about Gastritis.
- Gastroesophageal Reflux Disease (GERD)
- GastroparesisDr. John isExperienced. Learn about Gastroparesis.
- GastrostomyDr. John isExperienced. Learn about Gastrostomy.
- Helicobacter Pylori InfectionDr. John isExperienced. Learn about Helicobacter Pylori Infection.
- HemorrhoidsDr. John isExperienced. Learn about Hemorrhoids.
- HepatitisDr. John isExperienced. Learn about Hepatitis.
- Hereditary PancreatitisDr. John isExperienced. Learn about Hereditary Pancreatitis.
- Hiatal HerniaDr. John isExperienced. Learn about Hiatal Hernia.
- IndigestionDr. John isExperienced. Learn about Indigestion.
- Intestinal CancerDr. John isExperienced. Learn about Intestinal Cancer.
- Liver CancerDr. John isExperienced. Learn about Liver Cancer.
- MacroamylasemiaDr. John isExperienced. Learn about Macroamylasemia.
- Mallory-Weiss SyndromeDr. John isExperienced. Learn about Mallory-Weiss Syndrome.
- Mesenteric Artery IschemiaDr. John isExperienced. Learn about Mesenteric Artery Ischemia.
- Morning SicknessDr. John isExperienced. Learn about Morning Sickness.
- Neuroendocrine TumorDr. John isExperienced. Learn about Neuroendocrine Tumor.
- Non-Alcoholic Fatty Liver DiseaseDr. John isExperienced. Learn about Non-Alcoholic Fatty Liver Disease.
- Portal HypertensionDr. John isExperienced. Learn about Portal Hypertension.
- Rotor SyndromeDr. John isExperienced. Learn about Rotor Syndrome.
- Trichohepatoenteric SyndromeDr. John isExperienced. Learn about Trichohepatoenteric Syndrome.
- Ulcerative ColitisDr. John isExperienced. Learn about Ulcerative Colitis.
- Viral GastroenteritisDr. John isExperienced. Learn about Viral Gastroenteritis.
- VisceromegalyDr. John isExperienced. Learn about Visceromegaly.
- Watermelon StomachDr. John isExperienced. Learn about Watermelon Stomach.